Ultrasonic Flow meter Master Calibrator

Ultrasonic Flow Meter :

Ultrasonic Flow meterUltrasonic meters are rapidly turning into probably the most generally utilized meters in flow measurement. As of now ultrasonic meters are being used to quantify flammable gas, steam, air, water, fluid hydrocarbons, and different liquids. A portion of the real advantages of ultrasonic meters incorporate the analytic capacities, the way that there is no obstruction to the flow stream, and the wide turn down abilities of the meters.

The ultrasonic flow meter gives various favourable circumstances over different kinds of flow estimating meters. The principle advantage gave is ultrasonic measurements are non-intrusive. The flow of liquid is estimated by clamping an arrangement of transducers on a pipe. Since much of the time the transducers are set outwardly, they don’t interact with the liquid.

There are various modern applications that require the exact flow measurement. Be that as it may, traditional strategies aren’t generally an option, consequently the requirement for non-ruinous, non-intrusive advances and techniques. Ultrasonic flow meters are the hardware of decision at whatever point the contact with the deliberate liquid isn’t conceivable. Ultrasonic measurements are made by connecting two transducers onto the outside of a pipe.

This installation technique is ideal for all situations in which neither cutting the funnels nor the closing down of the process aren’t conceivable. These remotely connected flow meters don’t endure any mechanical wear and tear. They don’t make the weight drop, and they can be utilized for bidirectional measurements.

This technique is unique in relation to other flow meters. It is flawless when an application can’t be closed down or a pipe can’t be cut amid installation. No weight drops are knowledgeable about clamp-on flow meters. The flow meter won’t endure typical wear and tear. Bidirectional measurements should be possible with clamp-on flow meters.

There are two types of ultrasonic technologies:

  1. Transit-time
  2. Doppler techniques.

Transit time ultrasonic flow meters: Transit time ultrasonic flow meters measure the time contrast between the ultrasonic heartbeat going upstream and the one engendering downstream. These sound waves are created by a couple of transducers.

Doppler Ultrasonic Flow meters: Doppler ultrasonic flow meters depend on the Doppler-move or the phenomenon in which the wavelength of a moving toward sound source is shorter than the wavelength of that same source as it is moving without end.

Calibration of Ultrasonic meters sizes NPS 3 – NPS 30 to most extreme limit Flow capacity of 30 m3/hour through 55,000+ m3/hour accessible year-round

Stabile gas speeds of 1 ft/sec to more than 100 ft/sec accessible

Pressure go from 60 through 70 Bar (approx. 950-1050 PSI)

Calibration of ANSI 600, 900, 1500, 2500 arrangement Ultrasonic Meters

Real-time coordinate size, coordinate resolution committed per reference USM check metering

Simultaneous operation of devoted meter programming amid calibration

Ethernet connect accessible to meter amid calibration

Simultaneous, arrangement calibration of two Ultrasonic meters

Bi-directional calibration capacity

Internationally perceived measurement traceable to essential national benchmarks

AGA 9 and ISO 17025 Compliant calibration method and authentication

On-Site Meter Repair Capability and in-house parts stock

Flow meter calibration using ultrasonic flow meter master calibrator

Flow meter Calibration Defined:

Flow meter CalibrationA more limited meaning of the term calibration basically includes contrasting an instrument or measuring device with a standard, without influencing a change in accordance with make the instrument to peruse effectively. The second step, including change or “resetting the scale,” is once in a while called check. In customary utilize, be that as it may, a great many people incorporate the confirmation venture in the standard process of calibration or re calibration.

Calibrating a flow meter can be a problem and a headache, however there is another industry standard in estimating fluid flow that will change your tune.

Flow meter Calibration process is essential for most meter technologies (fundamentally mechanical ones) because there are a wide assortment of mistakes that can add to error, which frequently go undetected. Elements like improper installation, development of stores and changes in the funneling coordination can likewise effect-sly affect a flow meter’s exactness after some time. For instance. Vortex shedder bars dissolve, pitot tubes become clogged, and turbine rotors can become worn.

Methods of Flow meter Calibration: 

  1. Master meter
  2. weighing mass flow
  3. Piston Prover
  4. Gravimetric

Master meters are adjusted to top exactness by determined, authorize research facilities. These labs are ones that are confirmed by the National Institute of Standards and Technology (NIST). Along these lines, this implies flow meters which are adjusted to master meter precision in such a lab will be upheld by NIST accreditation and trace ability.

The second method for flow meter calibration includes measuring the measure of liquid that flows through the meter amid the calibration technique. This is regularly done utilizing an especially precise measure scale which should likewise be affirmed by NIST. This technique is regularly viewed as the most precise approach to gauge the volume of flow.

Piston provers are an essential standard for flow calibration. A piston prover comprises of a round barrel with a known inner diameter. The barrel contains a fixed piston. The piston strokes through known and estimated lengths to create volumetric flow. Flow volume is dictated by increasing the cross sectional territory of the piston by the length went by the piston. Flow rate is inferred by separating the volume when it took the piston to travel through the separation it voyaged.

Another exceptionally solid technique for calibrating fluid flow meters is to measure the fluid that breezes through the meter under test in a predefined timeframe, for example, 1 minute. To get an exact perusing of the weight, an adjusted measure scale is by and large utilized. As a matter of fact actualizing this strategy requires a little imagination. Since this is a coordinated estimation, the funneling should be loaded with flowing fluid before the test starts. Now, the flow ought to go into a release container.

Flow meter calibration using ultrasonic flow meter master calibrator
Flow meter calibration using ultrasonic flow meter master calibrator